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Heart|Lab Grown|IGI

1.23ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG849658462

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849658462

Diamond specifications and retailer prices

From $582 NZD
$328 USD
As of October 30, 2026
Save $1,437 NZD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,019 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849658462 or 849658462. Listed at 5 retailers as of October 29, 2026, with prices from $582 to $2,019, a $1,437 spread on the same certified stone. MOH London lists it at $2,019. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849658462
Dimensions7.37 × 6.88 × 4.27 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm6.88 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849658462
Side View
Table 58.0%Crown 32.1°Girdle: MED-THKPavilion 41.7°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,019 NZD|Low: $582 NZD|High: $2,019 NZD|Avg: $1,010 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5$582 NZD
Retailer 2$782 NZD
Retailer 3$795 NZD
Retailer 4$1,475 NZD
MOH London$2,019 NZD

6 data points across 5 retailers

5 retailers$582 NZD to $2,019 NZD

B+
Cheapest Retailer
-
$582 NZD
$328 USD
B+
Retailer 2
-
$782 NZD
£347 GBP
View
B+
Retailer 3
-
$795 NZD
$448 USD
View
B
Retailer 4
-
$1,475 NZD
$832 USD
View
Most Expensive
B
MOH London
LG849658462 · Oct 29
$2,019 NZD
£896 GBP
View
4 more retailers have this diamond
Prices start from $582 NZDSave up to $1,437 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.23ct Heart
$582 NZD